226813586251 has 12 divisors (see below), whose sum is σ = 263887169448. Its totient is φ = 194380113312.

The previous prime is 226813586239. The next prime is 226813586281. The reversal of 226813586251 is 152685318622.

It is not a de Polignac number, because 226813586251 - 2¹³ = 226813578059 is a prime.

It is a Harshad number since it is a multiple of its sum of digits (49).

It is the 476250-th Hogben number.

It is a junction number, because it is equal to n+sod(n) for n = 226813586195 and 226813586204.

It is not an unprimeable number, because it can be changed into a prime (226813586221) by changing a digit.

It is a nontrivial repunit in base 476249.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 67641 + ... + 676906.

It is an arithmetic number, because the mean of its divisors is an integer number (21990597454).

Almost surely, 2^226813586251 is an apocalyptic number.

226813586251 is a deficient number, since it is larger than the sum of its proper divisors (37073583197).

226813586251 is an equidigital number, since it uses as much as digits as its factorization.

226813586251 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 750778 (or 750771 counting only the distinct ones).

The product of its digits is 1382400, while the sum is 49.

The spelling of 226813586251 in words is "two hundred twenty-six billion, eight hundred thirteen million, five hundred eighty-six thousand, two hundred fifty-one".